Cremona's table of elliptic curves

28861 = 7² · 19 · 31

Class	r	Atkin-Lehner	Eigenvalues
28861a (1 curve)	1	7+ 19+ 31+	0 -1 -3 7+  2 -3 -6 19+
Curve Equation t Generators 28861a1 [0,-1,1,-457,-2360] 1 [-16:24:1]
28861b (1 curve)	1	7+ 19+ 31+	2 -2  2 7+  1  4 -3 19+
Curve Equation t Generators 28861b1 [0,1,1,-5602,-511969] 1 [2838875095262:-77399112912831:3781833112]
28861c (2 curves)	1	7+ 19- 31-	0 -2  3 7+  0 -4  3 19-
Curve Equation t Generators 28861c1 [0,1,1,-25839,1617375] 3 [95:170:1] 28861c2 [0,1,1,104501,7515260] 1 [310:8354:1]
28861d (3 curves)	0	7- 19+ 31+	0  2  0 7- -6  4  3 19+
Curve Equation t 28861d1 [0,-1,1,-67293,-6696593] 1 28861d2 [0,-1,1,-63373,-7515040] 1 28861d3 [0,-1,1,468277,61950349] 1
28861e (2 curves)	0	7- 19+ 31+	0  2 -3 7-  0  4 -3 19+
Curve Equation t 28861e1 [0,-1,1,-527,-4565] 1 28861e2 [0,-1,1,2133,-22520] 1
28861f (1 curve)	1	7- 19+ 31-	0  0  2 7- -2  2  7 19+
Curve Equation t Generators 28861f1 [0,0,1,196,-86] 1 [14:73:1]
28861g (1 curve)	0	7- 19- 31-	0  1  3 7-  2  3  6 19-
Curve Equation t 28861g1 [0,1,1,-9,4] 1
28861h (1 curve)	0	7- 19- 31-	2  2 -2 7-  1 -4  3 19-
Curve Equation t 28861h1 [0,-1,1,-114,1525] 1
28861i (1 curve)	0	7- 19- 31-	-2  2  2 7-  0  6  3 19-
Curve Equation t 28861i1 [0,-1,1,-4132,-113296] 1

Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

Part of Computational Number Theory
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